Home / 196,233.40-294,047.70-146,078.20

Finding the Fourth Proportional to 196,233.40, 294,047.70 and 146,078.20

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Solution

The fourth proportional to 196,233.40, 294,047.70 and 146,078.20 is: 218,892.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,233.40 : 294,047.70 = 146,078.20 : x
  2. Step 2: Convert to fraction form
    196,233.40/294,047.70 = 146,078.20/x
  3. Step 3: Cross multiply
    196,233.40x = 294,047.70 × 146,078.20
  4. Step 4: Simplify right side
    196,233.40x = 42,953,958,730.14
  5. Step 5: Solve for x
    x = 42,953,958,730.14/196,233.40
  6. Step 6: Final answer
    x = 218,892.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.